Not sure if I set this up correctly, but I attempted to use this bracket format (https://www.mlb.com/amp/news/mlb-playoff-format-faq.html) to lay this out:

Please spoiler:

AL East:
AL Central:
AL West:
AL Wild Card:
AL Wild Card:
AL Wild Card:

NL East:
NL Central:
NL West:
NL Wild Card:
NL Wild Card:
NL Wild Card:

Playoffs - identify your winner (if you want)
ALWC1 (3 v 6):
ALWC2 (4 v 5):
NLWC1 (3 v 6):
NLWC2 (4 v 5):
ALDS1:
ALDS2
NLDS1:
NLDS2:
ALCS:
NLCS:
WS:

Awards (if you want)
AL MVP
AL CYA
AL ROY
NL MVP
NL CYA
NL ROY